Have you cleaned and lubed the wedge that the caliper slides on when the brake pedal is depressed? If the brake pads are relatively new, then the pulling right problem is likely a non-sliding wedge, a pinched brake line, or a contaminated brake pad.

1977 CJ-7, fiberglass body, AMC 360 w/ headers, DUI ignition, Edelbrock intake and Holley 4150 carb, TF999, Dana 300, 4.56 gears lockers, York air comp, 4" susp lift, 2" body lift, BFG 35" M-T tires, Megashifter, AGR pump & box, REP8000 winch.